package com;


import java.util.concurrent.TimeUnit;
import java.util.concurrent.locks.ReentrantReadWriteLock;

 class Account {
    private String name;
    private int asset;
    private ReentrantReadWriteLock readWriteLock=new ReentrantReadWriteLock();
    public Account(String name,int asset){
        this.name=name;
        this.asset=asset;
    }
    public void save(int asset){
        this.readWriteLock.writeLock().lock();
        try {
            this.asset+=asset;
            TimeUnit.SECONDS.sleep(1);
            System.out.println("【"+Thread.currentThread().getName()+"】修改银行资产，当前的资产为："+(this.asset/100.0));
        }catch (Exception e){

        }finally {
            this.readWriteLock.writeLock().unlock();
        }
    }
    public String toString(){
        this.readWriteLock.readLock().lock();
        try{
            TimeUnit.MILLISECONDS.sleep(100);
            return "【"+Thread.currentThread().getName()+"】账户名称："+this.name+"、账户余额："+(this.asset/100.0);
        }catch (Exception e){
            return null;
        }finally {
            this.readWriteLock.readLock().unlock();
        }
    }
}
public class h6{
    public static void main(String[] args) {
        Account account=new Account("李兴华",0);
        int money[]=new int[]{110,230,10_100};
        for(int x=0;x<10;x++){
            if (x%2==0){
                new Thread(()->{
                    for (int y=0;y<money.length;y++){
                        account.save(money[y]);
                    }
                },"存款者 - "+x).start();
            }else{
                new Thread(()->{
                    while(true){
                        System.out.println(account);
                    }
                },"查询者 — "+x).start();
            }
        }
    }
}
